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1		-XWiki.Xiaoling
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467	467	= 8.  Downlink =
468	468
469	469
470		-== 8.1 Schedule Downlink via Web UI ==
	470	+=== 8.1 Chirpstack Downlink Note ===
471	471
472	472
473		-=== Select HEX format for downlink ===
	473	+==== Select HEX format for downlink ====
474	474
475	475
476	476	(% style="color:red" %)**Note: The end node user manual provides HEX format of the downlink commands, so users can directly select HEX format downlink.**
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496	496	**Make sure the RX2DR is the same in the end node**
497	497
498	498
499		-== 8.2 Schedule Downlink via API ==
	499	+== 8.3  Loraserver Downlink Note ==
500	500
501	501
502		-User can use MQTT to send downlink payload to ChirpStack to perform downstream to LoRaWAN End Node
	502	+User can use MQTT to send downlink payload to ChirpStack to perform downstream to LoRaWAN End
503	503
504	504	(((
505	505	**Below is examples:**
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518	518	(((
519	519	**MQTT Connect to ChirpStack**
520	520
	521	+
521	521
522	522	)))
523	523
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610	610	)))
611	611
612	612
613		-== 8.3  Add decoder function in Chirpstack for downlink message ==
	614	+== 8.4  Add the decode function in Chirpstack for the payload ==
614	614
615	615
	617	+User enters the payload code according to the steps.
616	616
	619	+Add the node device decoder you are using. The decoder for each node device is different. The decoder is found in this link: **[[decoder for dragino end node>>https://github.com/dragino/dragino-end-node-decoder]]**
	620	+
	621	+[[image:image-20220531173754-15.png||height="474" width="1334"]]
	622	+
	623	+
	624	+[[image:image-20220531173856-16.png]]
	625	+
	626	+
	627	+[[image:image-20220531174120-20.png]]
	628	+
	629	+[[image:image-20220531174046-19.png]]
	630	+
	631	+
617	617	= 9.  Chirpstack Multicast Configuration =
618	618
619	619
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634	634	[[image:image-20240923105725-1.png]]
635	635
636	636
637		-This example assumes that the user already has the prerequisites:
	652	+This example assumes users already have:
638	638
639		-* (% style="color:blue" %)**SN50v3-LB Software Location:   **(%%)**[[SN50v3-LB_protocol_008(AU915).bin>>attach:https://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SN50v3-LB/#H3.ConfigureSN50v3-LB2FLS||target="_blank"]] .**Users need to flash them with the firmware support Multicast.
640		-* (% style="color:blue" %)**SN50v3-LB Configure:   **(%%)Enable CLASS C and DISFCNTCHECK(The downlink fcnt is not compared with the fcnt of the node).
	654	+* SN50v3-LB register on ChirpStack server already
	655	+* The user is able to see the data on the ChirpStack server device page.
641	641
642	642	(% class="wikigeneratedid" %)
643		- **AT command:** (% style="color:blue" %)**AT+CLASS=C**
	658	+(% style="color:red" %)**Note: **(%%)SN50v3-LB must enable CLASS C and DISFCNTCHECK(The downlink fcnt is not compared with the fcnt of the node).
644	644
645	645	(% class="wikigeneratedid" %)
646		- (% style="color:blue" %)**AT+DISFCNTCHECK=1**
	661	+AT command: **AT+CLASS=C**
647	647
648	648	(% class="wikigeneratedid" %)
649		-For details on how to configure the SN50v3-LB, please refer to the link:** [[Configure SN50v3-LB>>https://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SN50v3-LB/#H3.ConfigureSN50v3-LB2FLS]]**
	664	+ **AT+DISFCNTCHECK=1**
650	650
651		-* (% style="color:blue" %)**Chirpstack Configuration: **(%%)LPS8v2 gateway and SN50v3-LB register on ChirpStack server already
652	652
653		-Register LPS8v2 gateway to Chirpstack. See section :[[https:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Notes%20for%20ChirpStack/#H4.A0SemtechUDPforChirpStackv4>>https://wiki.dragino.com/xwiki/bin/view/Main/Notes%20for%20ChirpStack/#H4.A0SemtechUDPforChirpStackv4]]
654		-
655		-Register SN50v3-LB to Chirpstack. See section :[[https:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Notes%20for%20ChirpStack/#H2.A0Nodeusageintroduction>>https://wiki.dragino.com/xwiki/bin/view/Main/Notes%20for%20ChirpStack/#H2.A0Nodeusageintroduction]]
656		-
657		-
658	658	=== Step 1. Create the multicast group ===
659	659
660	660